CAM is Canadian Airmotive.

-They built several automobile engines adapted for aviation. The "turbo CAM 90" was a water-cooled, inline, 3-cylinder, 4-stroke engine that had double electronic ignition.

-The reduction gear was by a special chain bathed in oil. It gave 90 hp at 5,300 rpm.

-But the best known model is the "CAM-100" that is based on the liquid-cooled Honda Civic 1488 cc, four-cylinder, inline car engine. It has twelve valves and wide belt gear, giving 100 hp.

“Two CAM-100 views”

-The other engine is the CAM-125, a four-cylinder as well with a displacement of 1,590 cc, giving 125 hp. It was liquid cooled (water-glycol).

"CAM-125"

From appendix A4/6: This recent engine -the CAM-100- appears fitted in front of a plane's firewall.

"CAM 100 fitted"

From appendix 10: The CAM 100 is a 100 hp four-cylinder, four-stroke liquid-cooled piston aircraft engine built by Firewall Forward Aero Engines. Originally designed and built by Canadian Airmotive as the CAM 100 and later marketed by The Cam-Fire Engine Group. It is based on a Honda Civic automotive piston engine.